Number Daisy

Problem | Solution | Printable page |
Stage: 3 Challenge Level: Challenge Level:1

Emma's Daisy

Emma DorÃ?©s Daisy makes all the numbers from 1 to 38.

Carolyn's Daisy

Carolyn Thomas' Daisy makes all the numbers from 1 to 39.

Tamsin's Daisy

Tamsin Angus' Daisy makes all the numbers from 1 to 40,

Another Carolyn's Daisy.

Another Carolyn Thomas Daisy. makes all the numbers from 1 to 43.

Stephen's Daisy

Stephen Titchmarsh's Daisy makes all the numbers from 1 to 45.

Students from Riccarton High School's entered the six numbers in the cells of a spreadsheet which then reproduced the numbers in six columns with the total on the right. It is then necessary to go through deleting some numbers on each line to give the totals 1 to 45 as in Ali's solution below.

Ali Abu-Hijleh's solution makes all the numbers from 1 to 45,

as shown in the following table:

Composite numbers Total
1 1
2 2
1 2 3
4 4
1 4 5
2 4 6
1 2 4 7
8 8
9 9
1 9 10
9 2 11
1 9 2 12
1 8 4 13
1 9 4 14
9 2 4 15
1 9 2 4 16
8 9 17
1 8 9 18
8 9 2 19
1 8 9 2 20
21 21
1 21 22
8 9 2 4 23
1 21 2 24
21 4 25
1 21 4 26
21 2 4 27
1 21 2 4 28
21 8 29
1 21 8 30
1 21 9 31
1 21 8 2 32
1 21 9 2 33
1 21 8 4 34
21 8 2 4 35
21 9 2 4 36
1 21 9 2 4 37
21 8 9 38
1 21 8 9 39
21 8 9 2 40
1 21 8 9 2 41
21 8 9 4 42
1 21 8 9 4 43
21 8 9 2 4 44
1 21 8 9 2 4 45

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Published July 2001.